Update get-started-java.md

Author: john-par

articles/dev-spaces/get-started-java.md

@@ -57,7 +57,7 @@ az group create --name MyResourceGroup --location <region>
 
 Create a Kubernetes cluster with the following command:
 
-```cmd
+```azurecli
 az aks create -g MyResourceGroup -n MyAKS --location <region> --generate-ssh-keys
 ```